diff --git a/cf-uaac/Dockerfile b/cf-uaac/Dockerfile
index 7685b457..6cd4e36b 100644
--- a/cf-uaac/Dockerfile
+++ b/cf-uaac/Dockerfile
@@ -1,5 +1,9 @@
 FROM ruby:2.5-alpine
 
+
+# TODO: remove after https://github.com/docker-library/ruby/pull/209 was fixed.
+ENV PATH "/usr/local/bundle/bin:${PATH}"
+
 RUN apk add --update musl-dev gcc make g++ && rm -rf /var/cache/apk/*
 
 RUN gem install cf-uaac -v 3.2.0 --no-rdoc --no-ri